Hasegawa, Kawasaki
Kaduhiko Hasegawa, Kawasaki JP
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20100020943 | Call-details recording device and call-details recording method - A call-details recording device including: a detecting unit detecting a connection or disconnection of a call; a recording unit recording, when the detecting unit detects the call connection, details of the call by storing the voice data of the call-details in a storage device; and a reproduction enabling unit storing, when the detecting unit detects the call disconnection, the voice data recorded by the recording unit in a reproducible format in an accessible area of the storage device, wherein the detecting unit further detects execution of an interrupting operation of interrupting the conversation, and the reproduction enabling unit stores, when the detecting unit detects the interrupting operation, the voice data recorded by the recording unit to a point of time when executing the interrupting operation from a point of time when connecting the call in the reproducible format in the accessible area. | 01-28-2010 |
Naoki Hasegawa, Kawasaki JP
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20140040905 | TASK EXECUTION CONTROLLER, TASK EXECUTION CONTROL SYSTEM, AND TASK EXECUTION CONTROL METHOD - A task execution controller includes a context generating unit that generates context information concerning a user and a surrounding situation of the user; a task managing unit that stores multiple tasks the user attempts to execute, selects a task according to the context information and a predetermined task selection rule, and controls execution of the task; and a service managing unit that confirms services executed by a device used for execution of the task, gives notification of a service corresponding to the execution of the task selected by the task managing unit, to the device and causes the device to perform the service. The task managing unit selects a task by using, as the task selection rule, information of priority levels of tasks and an execution-related dependency relation between tasks preset among the tasks. | 02-06-2014 |
Noboru Hasegawa, Kawasaki JP
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20090239520 | Wireless Communication System, Method of Management, Control and Maintenance, and Apparatus for the Same - It administers a plurality of wireless base stations grouped into a plurality of groups, and performs the processing about the management, control and maintenance of the wireless base stations selectively for each of the groups. This enables the efficient management, control and maintenance processing of the wireless base stations. | 09-24-2009 |
20110044245 | BASE STATION, WIRELESS COMMUNICATION SYSTEM, AND WIRELESS COMMUNICATION METHOD - A base station includes at least one first application section, a determining section, and a controlling section. Each of the first application sections executes one of a plurality of first application programs corresponding to one of a plurality of first application services utilizing a first wireless communication service provided by a mobile virtual network operator. The determining section receives a connection request to connect to the first application service from a first terminal for using the first wireless communication service, and determines the first application section corresponding to the first application service specified in the connection request. The controlling section controls communications between the determined first application section and a server managed by the mobile virtual network operator and between the determined first application section and the first terminal. | 02-24-2011 |
20110250894 | WIRELESS COMMUNICATION SYSTEM, BASE STATION, AND WIRELESS COMMUNICATION METHOD - A wireless communication system, includes: a first base station; a second base station; a first terminal which transmits call connection data to the first base station; a second terminal which receives a call connection request; and a management device which manages location and movement of the first terminal, wherein the first base station employs a handover procedure to notify the management device, when receiving the call connection data from the first terminal, that a call connection destination of the second terminal which has received the call connection request is changed, and notifies the first terminal about a frequency of the second base station, and the first terminal transmits call connection data to the second base station based on the notified frequency. | 10-13-2011 |
20120236821 | RADIO BASE STATION APPARATUS, AND DATA FORWARDING METHOD IN RADIO BASE STATION APPARATUS - A radio base station apparatus for performing radio communication with a mobile terminal apparatus, the radio base station apparatus including: a forwarding data determination unit which determines forwarding data which is to be forwarded to a handover destination radio base station apparatus, based on the presence or absence of retransmission of data to the mobile terminal apparatus; and a data forwarding processing unit which forwards the determined forwarding data to the handover destination radio base station apparatus. | 09-20-2012 |
Nobumasa Hasegawa, Kawasaki JP
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20100182093 | SINGLE-ENDED TO DIFFERENTIAL CONVERTING APPARATUS AND RF RECEIVING APPARATUS - A single-ended to differential converting apparatus includes a first amplifier configured to output a first voltage signal corresponding to a single phase input signal; and a second amplifier configured to output a second voltage signal corresponding to the first voltage signal, where a first load of the first amplifier, an input transistor of the second amplifier, and a second load of the second amplifier have identical mutual conductance. | 07-22-2010 |
20140131860 | SEMICONDUCTOR DEVICE, SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE, AND ELECTRONIC DEVICE - A semiconductor device includes a semiconductor substrate; an active element configured to be formed on the semiconductor substrate; and a multi-layer wiring structure configured to be formed on the semiconductor substrate. A heat dissipation structure is provided in the multi-layer wiring structure. The upper end of the heat dissipation structure forms an external connection pad to be connected with an external wiring board, and the lower end of the heat dissipation structure makes contact with a surface of the semiconductor substrate outside of an element forming region for the active element. | 05-15-2014 |
20150130540 | AMPLIFIER - An amplifier includes a first transformer configured to output first differential signals, a first differential amplifier coupled to the first transformer, a second transformer coupled to the first differential amplifier, a second differential amplifier coupled to the second transformer, a third transformer configured to transform second differential signals output from the second differential amplifier to a single-ended output signal, and a first bias circuit configured to supply a first bias voltage to a first secondary coil of the first transformer, wherein the first bias circuit sets the first bias voltage to a voltage greater than or equal to a first voltage based on the input signal in a first operating area where power of the output signal is greater than or equal to a first power so that power-gain characteristics of the output signal become closer to characteristics where gain of the output signal becomes constant. | 05-14-2015 |
Shin-Ya Hasegawa, Kawasaki JP
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20090244778 | HEAD SUSPENSION ASSEMBLY AND CARRIAGE ASSEMBLY - A head suspension assembly comprising: a head suspension; a head slider having the medium-opposed surface opposed to a storage medium, the head slider having the supported surface received on the head suspension, the supported surface being defined at the farside of the medium-opposed surface; an electromagnetic transducer embedded in the medium-opposed surface of the head slider; a light waveguide incorporated in the head slider, the light waveguide extending from the supported surface to the medium-opposed surface; and an optical element interposed between the supported surface and the head suspension, wherein the optical element defines: a light-collecting surface configured to collect light input into the optical element in parallel with the supported surface; and a light-reflective surface configured to reflect the light at a predetermined angle so as to direct the light to the light waveguide. | 10-01-2009 |
Tadashi Hasegawa, Kawasaki JP
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20100134746 | LIQUID CRYSTAL DISPLAY AND METHOD OF FABRICATING THE SAME - An object of the present invention is to provide a liquid crystal display, which can surely perform an instillation process used when liquid crystal is sealed between substrates in a cell process, and a fabrication method thereof. A liquid crystal display comprises a sealing material made of a photo-curing type material which seals liquid crystal sandwiched between substrates, and a shading film having a shading area which overlays a red-colored layer transmitting red light, a green-colored layer transmitting green light and a blue-colored layer transmitting blue light, wherein only the blue-colored layer is formed in an area of the shading film contacting with the sealing material and the photo-curing type material of the sealing material is structured to have a light reactive area for a wavelength of blue color band. | 06-03-2010 |
20100134747 | LIQUID CRYSTAL DISPLAY AND METHOD OF FABRICATING THE SAME - An object of the present invention is to provide a liquid crystal display, which can surely perform an instillation process used when liquid crystal is sealed between substrates in a cell process, and a fabrication method thereof. A liquid crystal display comprises a sealing material made of a photo-curing type material which seals liquid crystal sandwiched between substrates, and a shading film having a shading area which overlays a red-colored layer transmitting red light, a green-colored layer transmitting green light and a blue-colored layer transmitting blue light, wherein only the blue-colored layer is formed in an area of the shading film contacting with the sealing material and the photo-curing type material of the sealing material is structured to have a light reactive area for a wavelength of blue color band. | 06-03-2010 |
Takumi Hasegawa, Kawasaki JP
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20090127666 | SEMICONDUCTOR DEVICE, METHOD OF MANUFACTURING THE SAME, AND PHASE SHIFT MASK - A main wall part is provided so as to surround an integrated circuit part. A sub-wall part which is in āLā shape is provided between each corner of the main wall part and the integrated circuit part. Therefore, even if the stress is concentrated due to heat treatment or the like, the stress is dispersed to the main wall part and the sub-wall part, and hence peeling between layers and a crack are unlikely to occur, as compared with the conventional art. Further, even if the crack and the like occur at the corner, moisture from the outside hardly reaches the integrated circuit part when the main wall part and the sub-wall part are coupled to each other. For this reason, it is possible to ensure an extremely high moisture resistance. | 05-21-2009 |
20100240211 | SEMICONDUCTOR DEVICE, METHOD OF MANUFACTURING THE SAME, AND PHASE SHIFT MASK - A method of manufacturing a semiconductor device including an integrated circuit part in which an integrated circuit is formed and a main wall part including metal films surrounding said integrated circuit part, includes the step of selectively forming a sub-wall part including metal films between the integrated circuit part and the main wall part, in parallel to formation of the integrated circuit part and the main wall part. A sub-wall part which is in an āLā shape is provided between each corner of the main wall part and the integrated circuit part of the resulting semiconductor device. | 09-23-2010 |
Tetsu Hasegawa, Kawasaki JP
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20080317424 | Optical module and optical switching device - The invention relates to an optical device which can increase the spread of a beam diameter in the depthwise direction by a simple configuration in comparison with that by prior art devices. The optical device includes a substrate, an optical path formed on the substrate, and a diffraction propagation region, provided between the optical path and an end face of the substrate, for propagating light emitted from the optical path with diffraction. The diffraction propagation region includes a first groove, formed therein, adapted to block part of components of the propagated light in a depthwise direction of the substrate. | 12-25-2008 |
20090003756 | OPTICAL DEVICE - An optical device including (a) a substrate having an electro-optic effect; (b) a modulating optical waveguide formed on a surface layer portion of said substrate and forming an interference optical modulator for modulating input light; (c) an output optical waveguide formed on said surface layer portion of said substrate and connected to a downstream side portion of said modulating optical waveguide; and (d) a branching monitoring section for monitoring branched light of light propagated along said output optical waveguide and emitted from an outgoing end face of said substrate. The output waveguide has a reduced width region in which the waveguide width is reduced. | 01-01-2009 |
20090324158 | Optical modulation device and manufacturing method thereof - An optical modulation device includes: a crystal substrate having an electro-optic effect; an optical waveguide formed in the crystal substrate; an electrode formed on the crystal substrate, to apply an electric field to the optical waveguide; and a buried layer of low dielectric constant buried to avoid the optical waveguide, in at least one portion of a lower region of the electrode inside the crystal substrate, which is spaced from both of a front surface of the crystal substrate on which the electrode is formed and a rear surface thereof opposed to the front surface. | 12-31-2009 |
20100178064 | OPTICAL DEVICE AND OPTICAL TRANSMITTER - An optical device and an optical transmitter are provided. The optical device includes a substrate, a first optical waveguide that may be formed in the substrate and may have a bending portion, and a second optical waveguide that intersects with the bending portion of the first optical waveguide, wherein a groove may be formed outside the bending portion of the first optical waveguide in the substrate. | 07-15-2010 |
Tomomi Hasegawa, Kawasaki JP
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20100290642 | SPEAKER CHARACTERISTIC CORRECTION DEVICE, SPEAKER CHARACTERISTIC CORRECTION METHOD AND SPEAKER CHARACTERISTIC CORRECTION PROGRAM - A speaker characteristic correction device obtains a first speaker information of a first speaker, obtains a first sound field characteristic at an evaluation point that is obtained by using the first speaker in advance, and obtains a second speaker parameter indicating a mechanical characteristic and an electric characteristic of a second speaker. Then, the speaker characteristic correction device calculates a correction characteristic based on the first speaker information and the second speaker parameter, and calculates the second sound field characteristic by applying the correction characteristic to the first sound field characteristic. Thereby, when the speaker type is changed, it is possible to easily calculate the sound field characteristic without performing the re-measurement by installing the speaker and without performing the re-analysis by setting the analysis condition. | 11-18-2010 |
20120033821 | ACTIVE VIBRATION NOISE CONTROL DEVICE - An active vibration noise control device having a pair of speakers, including: a basic signal generating unit generating a basic signal based on a vibration noise frequency; an adaptive notch filter generating a first control signal provided to one speaker using a first filter coefficient and generating a second control signal provided to the other speaker using a second filter coefficient to cancel the generated vibration noise; a microphone detecting cancellation error between the vibration noise and the control sounds and outputting an error signal; a reference signal generating unit generating a reference signal based on a transfer function from the speakers to the microphone; a filter coefficient updating unit updating first and second filter coefficients, minimize the error signal; and a phase difference limiting unit limiting a phase difference between control sounds generated by different speakers. Therefore, it becomes possible to appropriately ensure a uniform and wide noise-cancelled area. | 02-09-2012 |
Yohei Hasegawa, Kawasaki JP
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20150052417 | MEMORY SYSTEM AND CONTROL METHOD - According to an embodiment, a memory system includes multiple nonvolatile memories to/from each of which data can be written/read independently of one another; and a controller configured to control writing of data to and reading of data from the nonvolatile memories. Each of the nonvolatile memories includes a data storage including a normal data storage area for storing the data and a redundant data storage area for writing the data avoiding defect positions in the normal data storage area; and a defect information storage configured to store defect information indicating information on a defect of the data storage included in another nonvolatile memory different from the present nonvolatile memory. | 02-19-2015 |
Yoshiya Hasegawa, Kawasaki JP
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20110057928 | GRAPH CREATION METHOD AND GRAPH CREATION DEVICE - A graph creation method includes setting on a plane a coordinate system in which three axis extend from an origin in a radial fashion, setting three evaluation results of three evaluation item for an evaluation object on each the three axis; determining a balance being one of center, circumcenter, incenter, orthocenter, and excenter of a polygon the vertices of which correspond to the three evaluation results set on the three axis; and creating on the coordinate system a graph in which the balance is set. | 03-10-2011 |
Yuki Hasegawa, Kawasaki JP
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20150186059 | MEMORY MANAGEMENT PROGRAM, MEMORY MANAGEMENT METHOD, AND MEMORY MANAGEMENT DEVICE - A non-transitory computer-readable recording medium stores a memory management program that causes a computer to execute a process. The process includes detecting writing into a memory; and saving, in association with each other in a predetermined storage area, data before the writing which is stored in a data area of a write destination of the detected writing, and context information of a processor at a time of detecting the writing into the memory. | 07-02-2015 |
Yuuichi Hasegawa, Kawasaki JP
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20090185105 | DC/AC INVERTER SUBSTRATE HAVING VOLTAGE ABNORMALITY DETECTOR CIRCUIT - A DC/AC inverter substrate includes a voltage abnormality detector circuit. All of a high voltage side detection sensor, a low voltage side detection sensor, and a high-voltage and low-voltage detection sensor in the voltage abnormality detector circuit are disposed without being electrically connected to a secondary side of a transformer or to a connection point. Those detection sensors are not damaged since overvoltage is not applied to the voltage abnormality detector circuit when abnormal discharge occurs because the detection sensors are not electrically connected. | 07-23-2009 |
20110163669 | DC/AC INVERTER SUBSTRATE HAVING VOLTAGE ABNORMALITY DETECTOR CIRCUIT - A DC/AC inverter substrate includes a voltage abnormality detector circuit. All of a high voltage side detection sensor, a low voltage side detection sensor, and a high-voltage and low-voltage detection sensor in the voltage abnormality detector circuit are disposed without being electrically connected to a secondary side of a transformer or to a connection point. Those detection sensors are not damaged since overvoltage is not applied to the voltage abnormality detector circuit when abnormal discharge occurs because the detection sensors are not electrically connected. | 07-07-2011 |
Yuuji Hasegawa, Kawasaki JP
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20080202981 | CARRIER TAPE, ELECTRONIC-COMPONENT ACCOMMODATING MEMBER AND METHOD OF TRANSPORTING ELECTRONIC COMPONENT - The invention provides carrier tapes in which, when the carrier tapes are wound up, regardless of the positions of accommodating portions of the upper and lower carrier tapes that overlap each other, electronic components accommodated in the accommodating portions can be reliably secured, so that the electronic components can be prevented from becoming dislodged from the accommodating portions; and electronic-component accommodating members including the carrier tapes. | 08-28-2008 |
20090236261 | ELECTRONIC COMPONENT ACCOMMODATING DEVICE - An electronic component accommodating device which can be stacked in plural, the electronic component accommodating device includes an upper surface side wall part extending from an upper surface of the electronic component accommodating device, the upper surface side wall part being positioned close to a flange extending from a lower surface of another electronic component accommodating device stacked on the electronic component accommodating device, wherein a side surface of the upper surface side wall part a side end part of the electronic component accommodating device is formed in a taper shape and has an inclination angle from a horizontal surface, the inclination angle being equal to or less than 60 degrees. | 09-24-2009 |